MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by multiple heuristics, including a critical ClamAV detection for 'Pdf.Phishing.Trojan'. The document contains a link farm pointing to compromised CMS upload storage and disposable hosting, suggesting an attempt to distribute malicious content. The presence of embedded URLs and the nature of the heuristics indicate a phishing or malware distribution attempt, likely using a spearphishing attachment vector.
Machine Learning
- Nyx PDF Classifier malicious score 0.9918
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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External URI info PDF_URIPDF contains an external URL action
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL https://study-abroad-travel.com/ckfinder/userfiles/file/jokadebofidefesupexug.pdf
- https://selectwifi.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b0125713994---ranegumogeva.pdf
- http://www.veronicaneal.com/wp-content/plugins/formcraft/file-upload/server/content/files/1/160dbfb036e788---xikemapejojot.pdf
- http://willtorock.com/wp-content/plugins/formcraft/file-upload/server/content/files/160afdcd9a9a36---retuforadaganofepit.pdf
- https://www.cukoyem.com.tr/wp-content/plugins/super-forms/uploads/php/files/8gnfsbi1hplp0nhe46565d7qj1/xozibesosa.pdf
- http://renknh.com/ckupload/files/68113785847.pdf
- http://fantasypartyentertainment.com/wp-content/plugins/formcraft/file-upload/server/content/files/160707f038cb4d---38643088207.pdf
- http://www.olympussverige.se/wp-content/plugins/super-forms/uploads/php/files/hnur3nkrg54g9lnhnscmqsrer5/4660385765.pdf
- https://afanasyev-design.ru/wp-content/plugins/super-forms/uploads/php/files/cd4e58953e009ff004d2853926906f39/4961812720.pdf
- http://ctyrkolky-gamax.cz/data/dokumenty/50667752541.pdf
- https://tecsal.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1607d21e6cea10---13122961986.pdf
- https://imagebuzz.net/ckfinder/userfiles/files/76792139573.pdf
- https://ventana-sur.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ad8be8080d1.pdf
- https://www.isnb.co.uk/wp-content/plugins/super-forms/uploads/php/files/281c5eef3121f63d1b0dc4565fa2577a/nilos.pdf
- https://filetorme.com/upload/files/29340896881.pdf
- http://bagiez.com/userfiles/file/gokutomutezejakuwekot.pdf
- https://robertmatzuzi-massagetherapist.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160710bf45daf1---14735171820.pdf
- http://www.nuricomuvakfi.org/wp-content/plugins/super-forms/uploads/php/files/e5fi1vhsgj17gqvuispromcif4/56219491773.pdf
- https://aryaayur.com/wp-content/plugins/formcraft/file-upload/server/content/files/160992c4277599---dabefunorakoxawerowadu.pdf
- http://www.patricktennis.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1607f6a4e66c42---74208438227.pdf
- https://amrapalispot.com/userfiles/file/94253940712.pdf
- https://bursac.net/userfiles/file/72352803881.pdf
- https://fortlauderdale-carservice.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ab58f5724d4---52701740486.pdf
- http://www.carolglassman.com/wp-content/plugins/formcraft/file-upload/server/content/files/160814cf6670af---72789586420.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/BvfzZFkJO3s/uplcv?utm_term=office+2016+download+with+crack
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
stream_005_off0001379b.binf0bd078e35343c0e3f1a3d8338a2a1473a7983b541457f935fc09888100b7996 |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x1379B | 25908 bytes |
font_00_sfnt_off0000d81a.bin268354c599f9813dd900a36a484e86375ddf84a266dafbcc19d2fcf0489b47c3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD81A | 17484 bytes |
font_01_sfnt_off000105a4.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x105A4 | 16792 bytes |
font_02_sfnt_off00011dbb.bin877e80ef2a092d264f242e337c08b8b2dab473416f89c3ca0c2221b31680e874 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11DBB | 11068 bytes |
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